Home / 1,640,090.80-2,460,136.20-1,006,951.60

Finding the Fourth Proportional to 1,640,090.80, 2,460,136.20 and 1,006,951.60

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Solution

The fourth proportional to 1,640,090.80, 2,460,136.20 and 1,006,951.60 is: 1,510,427.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,090.80 : 2,460,136.20 = 1,006,951.60 : x
  2. Step 2: Convert to fraction form
    1,640,090.80/2,460,136.20 = 1,006,951.60/x
  3. Step 3: Cross multiply
    1,640,090.80x = 2,460,136.20 × 1,006,951.60
  4. Step 4: Simplify right side
    1,640,090.80x = 2,477,238,082,807.92
  5. Step 5: Solve for x
    x = 2,477,238,082,807.92/1,640,090.80
  6. Step 6: Final answer
    x = 1,510,427.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.